|
|
Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.
Illicit drug use costs the United States approximately $181 billion every year.
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.